It's interesting to note how when we think of the wealthiest countries in the world, most of us immediately think of the United States. It makes sense, since it is the largest economy overall. But here’s the plot twist: if we look at GDP per capita, the picture changes drastically. Small countries like Luxembourg, Singapore, and Ireland far surpass the USA.

What makes these countries so prosperous? Mainly three factors: stable governments, highly skilled workforces, and environments that facilitate business. Luxembourg is the perfect example. It was once rural, but now has reached $154,910 per capita thanks to its financial and banking services. Singapore, with only $153,610 per capita, has transformed from a developing country into a global economic hub in just a few decades. Incredible.

Then there are the resource giants. Qatar and Norway built their wealth by exploiting oil and gas. Qatar, with $118,760 per capita, diversified investments into tourism and technology. Norway, with $106,540 per capita, was the poorest in Scandinavia until the discovery of oil in the 20th century. Total change.

Macau is a fascinating case: $140,250 per capita thanks to gaming and tourism. Ireland, on the other hand, did the opposite of Norway. It was protectionist, stagnated in the 1950s, then opened up its economy and boomed: $131,550 per capita. Today, it’s a hub for pharmaceuticals and software.

Look at Guyana, which entered the top 10 with $91,380 per capita after offshore oil discovery in 2015. Explosive growth in just a few years. Brunei Darussalam, with $95,040 per capita, depends heavily on oil but is trying to diversify with tourism and halal branding.

And then there are the wealthiest countries in the world that operate their economies completely differently. Switzerland, with $98,140 per capita, has no significant natural resources. It has luxury watches (Rolex, Omega), multinationals like Nestlé, ABB, and an incredibly innovative environment. It has been at the top of the Global Innovation Index since 2015.

The United States, ranked tenth among the wealthiest countries by GDP per capita ($89,680), remains the largest economy overall. They have Wall Street, Nasdaq, the dollar as the global reserve currency, and invest 3.4% of GDP in research and development. But here’s the problem: they also have the highest income inequality among developed countries and a national debt that has surpassed $36 trillion.

GDP per capita is an interesting measure because it shows the average income per person, but it doesn’t tell the whole story. It doesn’t capture internal inequalities. A country can have a very high GDP per capita but still have areas of poverty. This is the limitation of using only this metric to assess quality of life.